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Evaluation of a combined face ventilation system used with a remotely operated mining machine

Published Year

• 1980-1989 (1)

Subject

• Coal-mining machinery--Safety measures (1)
• Mine ventilation--Equipment and supplies--Testing (1)
• Sulfur hexafluoride (1) *
• Tracers (Chemistry) (1)

Author

• Custer, J. (1)
• Divers, Edward F. (1)
• Jayaraman, Natesa I. (1) *

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